*{margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Segoe UI', sans-serif; }

:root{
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --accent: #2ecc71;
    --accent-glow: rgba(46, 204, 113, 0.4);
    --text: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.7);
    --card-bg: rgba(255,255,255,0.03);
    --card-border: rgba(255,255,255,0.05);
}

html {
    scroll-behavior: smooth;
}

body{
    background-color: var(--dark-bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--darker-bg); 
}
::-webkit-scrollbar-thumb {
    background: #333; 
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent); 
}

/* Navigation - Minimal */
.navbar{
  position: fixed;
  top:0;
  width: 100%;
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  z-index: 1000;
  transition: all 0.3s ease;
} 

.navbar.scrolled {
    background: rgba(10,10,10,0.9);
    backdrop-filter: blur(10px);
    padding: 1.5rem 5%;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.logo{
    font-size:1.8rem;
    font-weight:700;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -1px;
}

/* ... */

.hero h1 {
    font-size: 5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -2px;
    background: linear-gradient(45deg, var(--accent) 30%, #ffffff 70%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ... */

.project-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--accent) 30%, #ffffff 70%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ... */

.contact-hero h1 {
     background: linear-gradient(45deg, var(--accent) 30%, #ffffff 70%);
     -webkit-background-clip: text;
    background-clip: text;
     -webkit-text-fill-color: transparent;
     font-size: 4rem;
     line-height: 1.1;
     margin-bottom: 1rem;
}

.nav-links{
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a{
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links a:hover, .nav-links a.active{
    color: var(--text);
}

/* Fixed Sidebars */
.side-socials {
    position: fixed;
    left: 40px;
    bottom: 0;
    width: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    z-index: 100;
}

.side-socials::before {
    content: '';
    width: 1px;
    height: 90px;
    background-color: var(--text-muted);
    display: block;
    margin-bottom: 20px;
}

.side-socials::after {
    content: '';
    width: 1px;
    height: 90px;
    background-color: var(--text-muted);
    display: block;
    margin-top: 20px;
}

.side-socials a {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.side-socials a:hover {
    color: var(--accent);
    transform: translateY(-3px);
}

/* Footer */
footer{
    background: var(--darker-bg);
    padding: 3rem 5%;
    text-align:center;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.social-links{
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.05);
}

.social-links a:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px var(--accent-glow);
}

.page-progress {
    position: fixed;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 100;
}

.progress-item {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text-muted);
    position: relative;
    padding-right: 20px;
    transition: all 0.3s ease;
    cursor: default;
    opacity: 0.3;
}

.progress-item::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: all 0.3s ease;
}

.progress-item.active {
    color: var(--text);
    font-size: 1.2rem;
    opacity: 1;
}

.progress-item.active::after {
    width: 15px;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
    padding: 120px 10% 0; 
    background: radial-gradient(circle at 80% 20%, rgba(46, 204, 113, 0.1) 0%, transparent 40%);
    position: relative;
    text-align: left;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-image-container {
    flex: 0.8;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.profile-img {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    box-shadow: 0 0 50px var(--accent-glow);
    animation: float 6s ease-in-out infinite;
    filter: grayscale(20%);
    transition: all 0.3s ease;
}

.profile-img:hover {
    filter: none;
    transform: scale(1.02);
}

.hero-greeting {
    color: var(--accent);
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 3rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid var(--accent);
    color: var(--accent);
    border-radius: 4px;
    text-decoration: none;
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: rgba(46, 204, 113, 0.1);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Immersive Section Styles */
.immersive-section {
    min-height: 100vh;
    padding: 5rem 10%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.immersive-section h2 {
    font-size: 3rem;
    margin-bottom: 4rem;
    position: relative;
    display: inline-block;
}

.immersive-section h2::before {
    content: '01.'; 
    position: absolute;
    top: -20px;
    left: -30px;
    font-size: 1.5rem;
    font-family: 'Courier New', monospace;
    color: var(--accent);
}

/* Grid Layouts for Skills/Certs */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-card {
    padding: 2.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    background: rgba(46, 204, 113, 0.05);
}

.skill-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

/* Project Showcase Styles */
/* Project Showcase Styles */
.project-showcase {
    min-height: 100vh;
    padding: 0 10%;
    display: flex;
    align-items: center;
    gap: 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.02);
}

.project-showcase:first-of-type {
    padding-top: 120px; /* Clear fixed navbar */
}

.project-showcase:nth-child(even) {
    flex-direction: row-reverse;
}

.showcase-content {
    flex: 1;
}

.project-label {
    color: var(--accent);
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    margin-bottom: 1rem;
    display: block;
}

.project-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.project-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tech-pill {
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    background: rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.2s ease;
}

.tech-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.showcase-image {
    flex: 1.2;
    position: relative;
}

.showcase-img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    filter: grayscale(20%) brightness(0.9);
    transition: all 0.5s ease;
    border: 1px solid rgba(255,255,255,0.05);
}

.project-showcase:hover .showcase-img {
    filter: none;
    transform: scale(1.02);
}

/* Contact Styles */
.contact-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 10% 0; /* Add top padding */
    gap: 4rem;
}

.contact-content {
    flex: 1;
    max-width: 600px;
}

.contact-visual {
    flex: 0.8;
    display: flex;
    justify-content: center; /* Center the image */
    align-items: center;
    margin-top: 2rem; /* Spacing from text */
}

.contact-img {
    width: 100%;
    max-width: 350px; /* Limit image size */
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    filter: grayscale(20%);
    transition: all 0.3s ease;
}

.contact-img:hover {
    filter: none;
    transform: translateY(-5px);
}

.contact-form-container {
    flex: 1; /* Allow sharing space */
    width: 100%;
    max-width: 600px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.03); /* Subtle background */
    border: 1px solid rgba(255, 255, 255, 0.1); /* Subtle border all around */
    border-radius: 8px; /* Soft corners */
    padding: 1rem 1.2rem; /* Comfortable padding */
    color: var(--text);
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input:focus, .form-group textarea:focus {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
    box-shadow: 0 0 15px rgba(46, 204, 113, 0.1); /* Glow effect */
    outline: none;
    transform: translateY(-2px); /* Slight lift */
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

/* Toast Notification Styles */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
}
.toast {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    border-radius: 4px;
    border-left: 4px solid var(--accent);
    color: var(--text);
    margin-bottom: 10px;
    transform: translateX(150%);
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.35);
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.toast.show { transform: translateX(0); }
.toast i { font-size: 1.2rem; color: var(--accent); }
.toast.error { border-left-color: #e74c3c; }
.toast.error i { color: #e74c3c; }

/* Responsive */
/* Responsive */
/* Tablet & Small Desktop */
@media (max-width: 1024px) {
    .side-socials, .page-progress { display: none; }
    .hero, .immersive-section, .project-showcase, .contact-hero { padding: 5rem 5%; }
    .hero h1 { font-size: 3.5rem; }
    .project-showcase, .project-showcase:nth-child(even) { flex-direction: column-reverse; gap: 3rem; text-align: left; }
    .showcase-image { width: 100%; }
}

/* Mobile Navigation & Layout */
.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--accent);
    z-index: 1001;
}

@media (max-width: 768px) {
    /* Navigation */
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        right: -100%;
        top: 0;
        height: 100vh;
        width: 70%;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s ease;
        z-index: 1000;
        border-left: 1px solid rgba(255,255,255,0.05);
        gap: 2rem;
        padding-top: 60px; /* Space for X icon if needed */
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        opacity: 0; /* Animate in */
        transform: translateX(20px);
    }
    
    .nav-links.active li {
        animation: navLinkFade 0.5s ease forwards 0.3s;
    }

    /* Hero Section */
    .hero {
        flex-direction: column-reverse;
        padding-top: 100px;
        text-align: center;
        gap: 2rem;
    }

    .hero-content {
        width: 100%;
    }

    .hero-image-container {
        width: 100%;
    }

    .profile-img {
        width: 250px;
        height: 250px;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    /* Immersive Sections */
    .immersive-section h2 {
        font-size: 2.2rem;
        margin-bottom: 2rem;
    }

    .skills-grid {
        grid-template-columns: 1fr; /* Stack cards */
    }

    /* Projects */
    .project-title {
        font-size: 2.2rem;
    }
    
    .project-tech {
        justify-content: center;
    }

    /* Contact */
    .contact-hero {
        flex-direction: column;
        padding-top: 100px;
    }

    .contact-hero h1 {
        font-size: 2.5rem;
    }

    .contact-visual {
        display: none; /* Often cleaner to hide decorative images on mobile contact forms, or stack them */
    }

    .contact-content, .contact-form-container {
        max-width: 100%;
    }
}

@keyframes navLinkFade {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}